A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 5975-01-487-0453
NSN 5935-00-158-4706
NSN 6685-00-817-5694
NSN 2925-00-261-5800
NSN 5965-01-538-8795
NSN 6610-00-933-9262
NSN 6650-00-987-5070
NSN 5895-01-479-4537
NSN 6220-01-154-3213
NSN 6105-00-195-1273
NSN 6320-00-270-8222
NSN 5990-00-939-8890